They grow up to 44cm in length including the tail, with a weight of 150-500g.
Habitat and Distribution
Can be found in any buildings but especially cellars and sewers, normally burrowing 2ft underground.
The rat has a lifespan between 2-5 years.
Rats tend to eat what’s available, mainly seeds, vegetables, fruit and meat.
Groups and Breeding
Rat’s tend to breed throughout the year, with a gestation period of 21 days, producing a litter of 7-8 blind and naked young, with the eyes opening at 14 days.
The main threats to rats are humans, cats and birds of prey.
A pair of rats can produce around 200 young in a year.